发明名称 |
QUATERNÄRE PHOSPONIUMSALZ-KATALYSATOREN IN DER KATALYTISCHEN HYDROLYSE DER ALKYLENOXIDE |
摘要 |
A process for the preparation of alkylene glycols by reacting an alkylene oxide with water in the presence of at least one ionic composition of a quaternary phosphonium cation of the general formula R1R2R3R4P<+> whereby each of R1, R2, R3 and R4, independently, may be an alkyl, cycloalkyl, aryl, alkylaryl or arylalkyl group having from 1 to 10 carbon atoms, each of which may carry one or more substituents, or be attached to a polymer and an anion other than metalate or halogen. |
申请公布号 |
AT276987(T) |
申请公布日期 |
2004.10.15 |
申请号 |
AT19990959416T |
申请日期 |
1999.12.13 |
申请人 |
SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ B.V. |
发明人 |
VAN KRUCHTEN, EUGENE, MARIE, GODFRIED, |
分类号 |
B01J31/02;B01J31/08;C07B61/00;C07C29/10;C07C31/20 |
主分类号 |
B01J31/02 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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